At a town hall meeting with several hundred union members, Obama said he had a great conversation with McCain at the forum at Saddleback Church sponsored by the popular evangelical pastor Rick Warren. The two candidates shook hands, briefly hugged and stood onstage with Warren, the first time they appeared together in public since the end of the primary season. But Sunday, after praising the Arizona senator as a "genuine American patriot," the Democratic presidential hopeful got back to business -- methodically tearing into McCain's health care, tax and energy policies and criticizing his advisers. "McCain says 'Here's my plan,...